package com.intertid.szjk.Ws;

import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.select.Elements;

public class HtmlUtil {

	
	
	private static final String regEx_script = "<script[^>]*?>[\\s\\S]*?<\\/script>"; // 定义script的正则表达式
    private static final String regEx_style = "<style[^>]*?>[\\s\\S]*?<\\/style>"; // 定义style的正则表达式
    private static final String regEx_html = "<[^>]+>"; // 定义HTML标签的正则表达式
    private static final String regEx_space = "\\s*|\t|\r|\n";//定义空格回车换行符
       
    /**
     * @param htmlStr
     * @return
     *  删除Html标签
     */
    public static String delHTMLTag(String htmlStr) {
        Pattern p_script = Pattern.compile(regEx_script, Pattern.CASE_INSENSITIVE);
        Matcher m_script = p_script.matcher(htmlStr);
        htmlStr = m_script.replaceAll(""); // 过滤script标签
   
        Pattern p_style = Pattern.compile(regEx_style, Pattern.CASE_INSENSITIVE);
        Matcher m_style = p_style.matcher(htmlStr);
        htmlStr = m_style.replaceAll(""); // 过滤style标签
   
        Pattern p_html = Pattern.compile(regEx_html, Pattern.CASE_INSENSITIVE);
        Matcher m_html = p_html.matcher(htmlStr);
        htmlStr = m_html.replaceAll(""); // 过滤html标签
   
        Pattern p_space = Pattern.compile(regEx_space, Pattern.CASE_INSENSITIVE);
        Matcher m_space = p_space.matcher(htmlStr);
        htmlStr = m_space.replaceAll(""); // 过滤空格回车标签
        return htmlStr.trim(); // 返回文本字符串
    }
       
    public static String getTextFromHtml(String htmlStr){
        htmlStr = delHTMLTag(htmlStr);
        htmlStr = htmlStr.replaceAll("&nbsp;", "");
        htmlStr = htmlStr.substring(0, htmlStr.indexOf("。")+1);
        return htmlStr;
    }
    
    /**
     * 获取 body的下的html内容
     * @param html
     * @return
     */
    public static String getBodyHtml(String html){
    	Document doc = Jsoup.parse(html);
    	Elements ele=doc.getElementsByTag("body");
    	String bodyHtml=ele.get(0).html();
    	return bodyHtml;
    	
    }
    
    /**
     * 获取 body的下的txt内容
     * @param html
     * @return
     */
    public static String getBodyText(String html){
    	Document doc = Jsoup.parse(html);
    	Elements ele=doc.getElementsByTag("title");
    	String bodyHtml=ele.get(0).text();
    	return bodyHtml;
    	
    }
    public  static List<String> getImgSrc(String htmlStr) {  
        String img = "";  
        Pattern p_image;  
        Matcher m_image;  
        List<String> pics = new ArrayList<String>();  
//       String regEx_img = "<img.*src=(.*?)[^>]*?>"; //图片链接地址  
        String regEx_img = "<img.*src\\s*=\\s*(.*?)[^>]*?>";  
        p_image = Pattern.compile(regEx_img, Pattern.CASE_INSENSITIVE);  
        m_image = p_image.matcher(htmlStr);  
        while (m_image.find()) {  
            img = img + "," + m_image.group();  
            // Matcher m =  
            // Pattern.compile("src=\"?(.*?)(\"|>|\\s+)").matcher(img); //匹配src  
            Matcher m = Pattern.compile("src\\s*=\\s*\"?(.*?)(\"|>|\\s+)").matcher(img);  
            while (m.find()) {  
                pics.add(m.group(1));  
            }  
        }  
        return pics;
    }
    public static void main(String[] args) {
        String str = "<html>"
        		+ "<img alt='' height='530' src='/html/未标题-1(2).jpg' width='800' /><img alt='' height='530' src='/html/未标题-1(4).jpg' width='800' />"
        		+ "<img alt='' height='530' src='/html/未标题-1(3).jpg' width='800' /></html>";
        String ssString=str.replaceAll("/html", "uploadfiles");
        List<String> list=getImgSrc(str);
        for(String img:list){
        	System.out.println(img);
        }
    }
}
